On Thu, Nov 14, 2013 at 07:05:06PM +0100, Pali Rohár wrote:
> On Thursday 14 November 2013 13:38:53 Sebastian Reichel wrote:
> > diff --git a/drivers/power/isp1704_charger.c
> > b/drivers/power/isp1704_charger.c index fc04d19..db96778
> > 100644
> > --- a/drivers/power/isp1704_charger.c
> > +++ b/drivers/power/isp1704_charger.c
> > @@ -28,6 +28,8 @@
> > #include <linux/platform_device.h>
> > #include <linux/power_supply.h>
> > #include <linux/delay.h>
> > +#include <linux/of.h>
> > +#include <linux/of_gpio.h>
> >
> > #include <linux/usb/otg.h>
> > #include <linux/usb/ulpi.h>
> > @@ -89,8 +91,8 @@ static void isp1704_charger_set_power(struct
> > isp1704_charger *isp, bool on) {
> > struct isp1704_charger_data *board =
> > isp->dev->platform_data;
> >
> > - if (board && board->set_power)
> > - board->set_power(on);
> > + if (board)
> > + gpio_set_value(board->enable_gpio, on);
> > }
> >
>
> You need to check if enable_gpio in board data was defined or not.
The device is not successful probed without valid enable_gpio.
-- Sebastian
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